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Magnite, Inc.

MGNI
Exchange
Nasdaq
Industry
Services-Computer Programming, Data Processing, Etc.
SEC CIK
0001595974

In the last 90 days, Magnite, Inc. insiders filed 0 open-market purchases and 25 sales; 311 institutions reported holding it in 13F filings for Q2 2026, worth $2.69B in total; no superinvestor holds it.

13F holders, Q3 2023

Institutional positions in Magnite, Inc. as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
215
−4 vs. Q2 2023
Shares held
103.5M
+2.09M (+2.1%) vs. Q2 2023
Total value
$780.6M
−$601.3M (−43.5%) vs. Q2 2023
New holders
35
67 more added
Sold out
39
66 more reduced

5 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MGNI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2023: 215 institutions
Q1 2021: 280 institutionsQ2 2021: 268 institutionsQ3 2021: 279 institutionsQ4 2021: 248 institutionsQ1 2022: 231 institutionsQ2 2022: 231 institutionsQ3 2022: 218 institutionsQ4 2022: 231 institutionsQ1 2023: 224 institutionsQ2 2023: 224 institutionsQ3 2023: 215 institutionsQ4 2023: 217 institutionsQ1 2024: 232 institutionsQ2 2024: 269 institutionsQ3 2024: 280 institutionsQ4 2024: 286 institutionsQ1 2025: 293 institutionsQ2 2025: 287 institutionsQ3 2025: 316 institutionsQ4 2025: 304 institutionsQ1 2026: 297 institutionsQ2 2026: 311 institutions
Value heldQ3 2023: $780.6M
Q1 2021: $3.59BQ2 2021: $2.89BQ3 2021: $2.52BQ4 2021: $1.57BQ1 2022: $1.17BQ2 2022: $781.6MQ3 2022: $679.0MQ4 2022: $988.1MQ1 2023: $892.4MQ2 2023: $1.39BQ3 2023: $780.6MQ4 2023: $959.0MQ1 2024: $1.10BQ2 2024: $1.39BQ3 2024: $1.65BQ4 2024: $1.97BQ1 2025: $1.52BQ2 2025: $3.54BQ3 2025: $3.00BQ4 2025: $2.22BQ1 2026: $1.56BQ2 2026: $2.69B
Institutions holding MGNI and their total value by quarter
QuarterHoldersValue
Q2 2026311$2.69B
Q1 2026297$1.56B
Q4 2025304$2.22B
Q3 2025316$3.00B
Q2 2025287$3.54B
Q1 2025293$1.52B
Q4 2024286$1.97B
Q3 2024280$1.65B
Q2 2024269$1.39B
Q1 2024232$1.10B
Q4 2023217$959.0M
Q3 2023215$780.6M
Q2 2023224$1.39B
Q1 2023224$892.4M
Q4 2022231$988.1M
Q3 2022218$679.0M
Q2 2022231$781.6M
Q1 2022231$1.17B
Q4 2021248$1.57B
Q3 2021279$2.52B
Q2 2021268$2.89B
Q1 2021280$3.59B

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Magnite, Inc.; share changes are against Q2 2023.

Institutions holding MGNI in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
ClariVest Asset Management LLC43$00.00%−75,885−99.9%Reduced
Covestor Ltd65$00.00%−8−11.0%Reduced
PFG Private Wealth Management, LLC5$380.00%+5New
Toronto Dominion Bank7$530.00%00.0%Unchanged
DHJJ Financial Advisors, Ltd.13$990.00%+13New
Federation des caisses Desjardins du Quebec18$1360.00%00.0%Unchanged
Allworth Financial LP19$1440.00%00.0%Unchanged
Authentikos Wealth Advisory, LLC38$2870.00%+38New
HM Payson & Co40$3020.00%00.0%Unchanged
Duncker Streett & Co Inc52$3920.00%00.0%Unchanged
Wolverine Asset Management LLC54$4070.00%00.0%Unchanged
Manchester Capital Management LLC57$4300.00%00.0%Unchanged
Concord Wealth Partners95$7160.00%00.0%Unchanged
Baker Avenue Asset Management, LP100$7540.00%00.0%Unchanged
VisionPoint Advisory Group, LLC100$7540.00%00.0%Unchanged
The PNC Financial Services Group, Inc.110$8290.00%00.0%Unchanged
Valley National Advisers Inc98$1.00K0.00%00.0%Unchanged
First Horizon Advisors, Inc.141$1.06K0.00%00.0%Unchanged
Nalls Sherbakoff Group, LLC149$1.12K0.00%00.0%Unchanged
Rise Advisors, LLC150$1.13K0.00%00.0%Unchanged
Abound Wealth Management176$1.33K0.00%00.0%Unchanged
Clearstead Advisors, LLC210$1.58K0.00%00.0%Unchanged
Versant Capital Management, Inc212$1.60K0.00%+39+22.5%Added
CWM, LLC203$2.00K0.00%−10−4.7%Reduced
Parallel Advisors, LLC272$2.05K0.00%+200+277.8%Added
Steward Partners Investment Advisory, LLC300$2.26K0.00%−100−25.0%Reduced
Proequities, Inc.315$2.38K0.00%00.0%Unchanged
Colonial Trust Co303$2.52K0.00%00.0%Unchanged
Cambridge Trust Co400$3.02K0.00%00.0%Unchanged
Orion Capital Management LLC500$3.77K0.00%+500New
Halpern Financial, Inc.512$3.86K0.00%00.0%Unchanged
Harbour Investments, Inc.565$4.26K0.00%00.0%Unchanged
IFP Advisors, Inc600$4.52K0.00%−217−26.6%Reduced
Ronald Blue Trust, Inc.397$5.00K0.00%00.0%Unchanged
Lindbrook Capital, LLC678$5.11K0.00%+67+11.0%Added
Comerica Bank814$6.14K0.00%+814New
US Bancorp966$7.28K0.00%+451+87.6%Added
Signaturefd, LLC1,055$7.96K0.00%−67−6.0%Reduced
Sugarloaf Wealth Management, LLC1,082$8.16K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC1,497$11.3K0.00%−2,423−61.8%Reduced
Huntington National Bank1,500$11.3K0.00%00.0%Unchanged
Whittier Trust Co1,709$12.9K0.00%00.0%Unchanged
Headinvest, LLC2,280$16.9K0.00%+2,280New
Global Retirement Partners, LLC2,515$18.8K0.00%+35+1.4%Added
Allspring Global Investments Holdings, LLC2,704$20.4K0.00%00.0%Unchanged
Lazard Asset Management LLC2,790$21.0K0.00%00.0%Unchanged
Shell Asset Management Co2,854$22.0K0.00%−6−0.2%Reduced
Northwestern Mutual Wealth Management Co3,000$22.6K0.00%00.0%Unchanged
Quarry LP3,542$26.7K0.02%+3,542New
Banque Cantonale Vaudoise3,507$27.0K0.00%00.0%Unchanged
Cutler Group LP4,059$30.0K0.00%+3,567+725.0%Added
Baldwin Brothers Inc4,000$30.2K0.00%00.0%Unchanged
Newbridge Financial Services Group, Inc.4,450$33.6K0.02%−450−9.2%Reduced
Guinness Atkinson Asset Management Inc4,824$36.4K0.02%+1,792+59.1%Added
Tower Research Capital LLC (TRC)5,031$37.9K0.00%−793−13.6%Reduced
Johnson Financial Group, Inc.5,500$41.5K0.00%+5,500New
Creative Planning5,865$44.2K0.00%+5,865New
Metropolitan Life Insurance Co7,495$56.5K0.00%+344+4.8%Added
Prudential Financial Inc10,202$76.9K0.00%00.0%Unchanged
American Trust10,523$79.3K0.01%−802−7.1%Reduced
STRS Ohio10,700$80.0K0.00%00.0%Unchanged
Gabelli Funds LLC10,820$81.6K0.00%00.0%Unchanged
Stifel Financial Corp10,955$82.6K0.00%−253−2.3%Reduced
Cornerstone Wealth Management, LLC11,020$83.1K0.01%00.0%Unchanged
Atria Wealth Solutions, Inc.11,650$87.8K0.00%−1,500−11.4%Reduced
Prudent Man Advisors, LLC11,993$90.4K0.04%−2,929−19.6%Reduced
Great West Life Assurance Co12,205$92.0K0.00%+6,200+103.2%Added
Cambridge Investment Research Advisors, Inc.12,527$94.0K0.00%−2,254−15.2%Reduced
Leonteq Securities AG12,658$95.4K0.01%+6,821+116.9%Added
Pictet Asset Management Holding SA12,758$96.2K0.00%+12,758New
ExodusPoint Capital Management, LP13,080$99.0K0.00%+13,080New
Ameritas Investment Partners, Inc.13,310$100.4K0.00%+2,248+20.3%Added
Truist Financial Corp13,590$102.5K0.00%00.0%Unchanged
Envestnet Asset Management Inc13,689$103.2K0.00%−1,858−12.0%Reduced
Connacht Asset Management LP14,119$106.5K0.63%−21,374−60.2%Reduced
Bank of Montreal13,583$110.2K0.00%+13,583New
Raymond James & Associates14,743$111.2K0.00%−629−4.1%Reduced
Valeo Financial Advisors, LLC14,852$112.0K0.01%+14,852New
Public Employees Retirement Association of Colorado14,986$113.0K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.15,058$113.5K0.00%+1,624+12.1%Added
Fulton Bank, N.A.15,315$115.5K0.01%+2,396+18.5%Added
Amalgamated Bank16,132$122.0K0.00%00.0%Unchanged
Captrust Financial Advisors16,420$123.8K0.00%+16,420New
AQR Capital Management LLC16,496$124.4K0.00%+16,496New
Mount Yale Investment Advisors, LLC17,313$130.5K0.01%−452−2.5%Reduced
Verdence Capital Advisors LLC17,333$130.7K0.01%+1,259+7.8%Added
Counterpoint Mutual Funds LLC17,379$131.0K0.11%+7,995+85.2%Added
ProShare Advisors LLC17,402$131.2K0.00%−21−0.1%Reduced
Principal Financial Group Inc17,424$131.4K0.00%+2,526+17.0%Added
Hilton Capital Management, LLC18,227$137.4K0.02%+3,543+24.1%Added
LPL Financial LLC18,446$139.1K0.00%−113−0.6%Reduced
UBS Group AG18,771$141.5K0.00%−90,093−82.8%Reduced
Blackhill Capital Inc18,779$141.6K0.01%00.0%Unchanged
Prelude Capital Management, LLC19,408$146.3K0.01%−194,868−90.9%Reduced
State of Wyoming20,163$152.0K0.03%+8,839+78.1%Added
Evanson Asset Management, LLC21,171$159.6K0.02%00.0%Unchanged
Engineers Gate Manager LP21,290$160.5K0.01%+21,290New
Brinker Capital Investments, LLC23,005$173.5K0.00%+1,250+5.7%Added
Orion Portfolio Solutions, LLC23,005$173.5K0.00%+1,250+5.7%Added
Handelsbanken Fonder AB23,500$177.0K0.00%00.0%Unchanged